. >> wendy davis just delivered her victory speech in the texas primary. we will bring that to you later. but first, world leaders are wondering if angela merkel is right and that vladimir putin has lost touched with reality. and hillary clinton just made her first public comments about the crisis in ukraine. >> major developments today in the volatile crisis in ukraine. >> russian troops amass in crimea. >> vladimir putin denies they're even russian. >> it was a bit of a r